Allview W1s vs Celkon A9 Dual

Compare recorded specifications, size and practical differences.

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Key differences

Calculated from recorded specifications using minimum difference thresholds. These are differences, not an overall ranking. For three phones, numeric highlights compare the two extremes.

  • Weight

    A9 Dual: 40.2 g lighter

    W1s:
    156.2 g
    A9 Dual:
    116 g
  • Width

    A9 Dual: 8.2 mm narrower

    W1s:
    72.1 mm
    A9 Dual:
    63.9 mm
  • Screen diagonal

    A9 Dual: 2 in smaller diagonal

    W1s:
    5.5 in
    A9 Dual:
    3.5 in
  • Depth

    W1s: 1.8 mm thinner

    W1s:
    8.8 mm
    A9 Dual:
    10.6 mm
  • Height

    A9 Dual: 24.4 mm shorter

    W1s:
    144.9 mm
    A9 Dual:
    120.5 mm

Physical size

Relative size, not calibrated actual size. Front and side outlines share one scale and a bottom baseline. Generic outlines use recorded body dimensions, excluding camera bumps.

  1. 1. W1s

    Height:
    144.9 mm +24.4 mm versus A9 Dual
    Width:
    72.1 mm +8.2 mm versus A9 Dual
    Depth:
    8.8 mm
  2. 2. A9 Dual

    Height:
    120.5 mm
    Width:
    63.9 mm
    Depth:
    10.6 mm +1.8 mm versus W1s

Weight

Bars start at zero and share a scale within this chart.

  1. 1. W1s

    156.2 g

    +40.2 g versus A9 Dual

  2. 2. A9 Dual

    116 g

Screen size

Approximate rectangular screens calculated from recorded diagonal and aspect ratio at one relative scale. Rounded corners and cutouts are not subtracted. These are not phone outlines or calibrated actual sizes.

At least two phones need compatible screen dimensions for a drawing.

  1. 1. W1s

    W1s: Screen geometry unavailable or conflicting.

  2. 2. A9 Dual

    Screen diagonal:
    3.5 in
    Aspect ratio (height:width):
    3:2
    Approximate rectangular screen area:
    36.5 cm²

Memory variants

Each row compares the same storage capacity. Cells show recorded RAM alternatives, not combined maxima. Not recorded does not mean unavailable in every market.

Recorded RAM for W1s, A9 Dual, compared at the same storage capacity.
StorageW1sA9 Dual
8 GB 1 GB RAM Unknown
A9 Dual: Original memory entry

512 MB · 256 MB RAM

Practical features

Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.

1. W1s

NFC:
See details Super AMOLED
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB (dedicated slot)

2. A9 Dual

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB

Battery capacity

Capacity is not battery life. No endurance test is implied.

Recorded battery capacity

Bars start at zero and share a scale within this chart.

  1. 1. W1s

    2000 mAh

    +650 mAh versus A9 Dual

  2. 2. A9 Dual

    1350 mAh

Specifications

Open a section for more detail. On narrow screens, swipe sideways or use Left/Right arrow keys while the table is focused. Unknown means missing data, not No. Recorded zero values are shown as recorded.

1. W1s2. A9 Dual

Everyday essentials
Everyday essentials — specifications for W1s, A9 Dual.
SpecificationW1sA9 Dual
Dimensions (HxWxD)
  • 144.9 Х 72.1 Х 8.8 mm
  • 120.5 Х 63.9 Х 10.6 mm
Weight
  • 156.2 g
  • 116 g
Technology
  • IPS LCD
  • TFT
Screen size
  • 5.5" inch
  • 3.5" inch
Screen resolution
  • 720 x 1280 px
  • 320 x 480 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 8 GB
  • 1 GB RAM
  • 512 MB
  • 256 MB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD
  • up to 32 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 2000 mAh
  • Non-removable Li-Ion
  • 1350 mAh
  • Li-Ion
Operating system OS
  • Microsoft Windows Phone 8.1
  • Android 4.2.2 (Jelly Bean)
Chipset
  • Qualcomm MSM8212 Snapdragon 200 (28 nm)
Unknown
NFC
  • Super AMOLED
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for W1s, A9 Dual.
SpecificationW1sA9 Dual
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
Unknown
Screen area
  • 68.9 cm2
  • 36.5 cm2
Screen format
  • 16:9 (height:width)
  • 3:2 (height:width)
Screen to body ratio
  • 66.0%
  • 47.4%
PPI /points per inch/
  • 294 PPI
  • 165 PPI
Screen protection
  • Asahi Dragontrail Glass
Unknown
Camera and Video
Camera and Video — specifications for W1s, A9 Dual.
SpecificationW1sA9 Dual
Rear camera, main
  • 8 MP
  • Single
  • 2 MP
  • Single
Camera specs
  • 8 MP
  • AF
  • 2 MP
Functions
  • Dual-LED flash
  • panorama
Unknown
Video
  • 720p@30fps
  • Yes
Front camera, selfie
  • 2 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • 2 MP
  • VGA
Performance
Performance — specifications for W1s, A9 Dual.
SpecificationW1sA9 Dual
Processor CPU
  • Quad-core 1.2 GHz Cortex-A7
  • Dual-core 1.0 GHz
Graphics processor GPU
  • Adreno 302
Unknown
General specs
General specs — specifications for W1s, A9 Dual.
SpecificationW1sA9 Dual
Release date
  • 2014
  • June
  • 2014
Colors
  • Black
  • White
  • Black
Battery life
  • Stand by time- Up to 200 h Talking time- Up to 8 h 20 min
  • Stand by time- Up to 240 h Talking time- Up to 3 h 20 min
Communication and Connectivity
Communication and Connectivity — specifications for W1s, A9 Dual.
SpecificationW1sA9 Dual
SIM card
  • Single SIM (Mini-SIM)Dual SIM (Mini-SIM/Micro-SIM
  • dual stand-by)
  • Dual SIM
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2-3G - HSDPA 900 / 2100-4G - LTE band 1(2100)
Unknown
Speed
  • HSPA 42.2/5.76 Mbps
Unknown
GPRS
  • Class 12
  • Yes
Edge
  • Class 10
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 4.0
  • A2DP
  • EDR
  • 2.0
Harmful irradiation
  • SAR EU - 0.44 W/kg (head) 0.41 W/kg (body)
  • SAR EU - 0.61 W/kg (head) 0.69 W/kg (body)
Music and Audio
Music and Audio — specifications for W1s, A9 Dual.
SpecificationW1sA9 Dual
Radio
  • FM radio
  • FM radio
Other features
Other features — specifications for W1s, A9 Dual.
SpecificationW1sA9 Dual
Dop
  • Sensors Accelerometer
  • proximity
  • Sensors Accelerometer